Fans of Apple’s iPhone Upgrade Program — the one where you pay monthly for an iPhone and have the opportunity to upgrade to a new model after a given number of payments — rejoice! You can now get a similar deal for an iPad Pro. And when I say“deal”, I really mean it. More on that in a bit. You might remember the folks at Upgraded have offered a MacBook Upgrade Program for a while now. I used it to purchase this very M4 MacBook Air that I’m typing to you on, and have been super hap...